Files
sre-06-oracles/packages/nextjs/app/api/ora-faucet/route.ts
2026-01-23 20:20:58 +07:00

89 lines
2.9 KiB
TypeScript

import { NextResponse } from "next/server";
import { createPublicClient, createWalletClient, http, parseEther } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { hardhat } from "viem/chains";
import deployedContracts from "~~/contracts/deployedContracts";
const oraTokenAbi = [
{
type: "function",
name: "transfer",
stateMutability: "nonpayable",
inputs: [
{ name: "to", type: "address" },
{ name: "amount", type: "uint256" },
],
outputs: [{ name: "", type: "bool" }],
},
] as const;
const stakingOracleAbi = [
{
type: "function",
name: "oracleToken",
stateMutability: "view",
inputs: [],
outputs: [{ name: "", type: "address" }],
},
] as const;
const DEPLOYER_PRIVATE_KEY =
(process.env.__RUNTIME_DEPLOYER_PRIVATE_KEY as `0x${string}` | undefined) ??
// Hardhat default account #0 private key (localhost only).
("0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80" as const);
function isAddress(value: unknown): value is `0x${string}` {
return typeof value === "string" && /^0x[a-fA-F0-9]{40}$/.test(value);
}
export async function POST(request: Request) {
try {
const body = await request.json();
const to = body?.to;
const amount = body?.amount ?? "2000";
if (!isAddress(to)) {
return NextResponse.json({ error: "Invalid `to` address" }, { status: 400 });
}
if (typeof amount !== "string" || !/^\d+(\.\d+)?$/.test(amount)) {
return NextResponse.json({ error: "Invalid `amount`" }, { status: 400 });
}
// Safety: this faucet is intended for local Hardhat usage only.
if (process.env.NODE_ENV === "production") {
return NextResponse.json({ error: "ORA faucet disabled in production" }, { status: 403 });
}
const publicClient = createPublicClient({ chain: hardhat, transport: http() });
const account = privateKeyToAccount(DEPLOYER_PRIVATE_KEY);
const walletClient = createWalletClient({ chain: hardhat, transport: http(), account });
const stakingOracleAddress = (deployedContracts as any)?.[hardhat.id]?.StakingOracle?.address as
| `0x${string}`
| undefined;
if (!stakingOracleAddress) {
return NextResponse.json({ error: "StakingOracle not deployed on this network" }, { status: 500 });
}
const oraTokenAddress = (await publicClient.readContract({
address: stakingOracleAddress,
abi: stakingOracleAbi,
functionName: "oracleToken",
})) as `0x${string}`;
const hash = await walletClient.writeContract({
address: oraTokenAddress,
abi: oraTokenAbi,
functionName: "transfer",
args: [to, parseEther(amount)],
});
await publicClient.waitForTransactionReceipt({ hash });
return NextResponse.json({ success: true, hash });
} catch (error) {
console.error("Error funding ORA:", error);
return NextResponse.json({ error: "Failed to fund ORA" }, { status: 500 });
}
}